Home / 33,168.13-45,771.73-18,060.78

Finding the Fourth Proportional to 33,168.13, 45,771.73 and 18,060.78

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Solution

The fourth proportional to 33,168.13, 45,771.73 and 18,060.78 is: 24,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,168.13 : 45,771.73 = 18,060.78 : x
  2. Step 2: Convert to fraction form
    33,168.13/45,771.73 = 18,060.78/x
  3. Step 3: Cross multiply
    33,168.13x = 45,771.73 × 18,060.78
  4. Step 4: Simplify right side
    33,168.13x = 826,673,145.75
  5. Step 5: Solve for x
    x = 826,673,145.75/33,168.13
  6. Step 6: Final answer
    x = 24,923.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.